Re: [patch] lockless, scalable get_pid(), for_each_process() elimination, 2.5.35-BK

From: Ingo Molnar (
Date: Wed Sep 18 2002 - 13:51:54 EST

On Wed, 18 Sep 2002, Linus Torvalds wrote:

> If you really really want to do this, then at least get it integrated
> better (ie it should _replace_ pidhash since it appears to just
> duplicate the functionality), and get the locking right. Maybe that will
> make it look better.

yes, i'm in the process of doing this. I havent cleaned up idtag.c (and
its impact) yet, i started with pid.c. Once cleaned up it should have the
same hashing overhead as the existing pidhash.


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